body,div {
			padding: 0;
			margin: 0;
		}
		 
		.to {
			width: 100px;
			height: 100px;
			border-radius: 50%;
			position: absolute;
			top: 50%;
			left: 50%;
			margin-left: -50px;
			margin-top: -50px;
		}
		 
		.to1 {
			width: 104px;
			height: 104px;
			border-radius: 50%;
			background-color: white;
			position: relative;
		}
		 
		.to2 {
			width: 104px;
			height: 104px;
			border-radius: 50%;
			position: absolute;
			top: 50%;
			left: 50%;
			margin-left: -52px;
			margin-top: -52px;
		}
		 
		.to3 {
			width: 106px;
			height: 106px;
			border-radius: 50%;
			background-color: aqua;
			position: relative;
		}